Question: What is the service branch  by Julius and Ethel Rosenberg, which has subsidiary entities including Arlington National Cemetery?
Paraphrase: What is the benefit department by Julius and Ethel Rosenberg, which has auxiliary substances counting Arlington National Cemetery?
SPARQL (Wikidata): SELECT ?answer WHERE { wd:Q769097 wdt:P241 ?answer . ?answer wdt:P355 wd:Q216344}